ufuncs, iterators

Matthew Knepley knepley at mcs.anl.gov
Fri Aug 19 00:15:54 CDT 2005

Simon Burton <simon at arrowtheory.com> writes:

> On Thu, 18 Aug 2005 19:57:02 -0500
> Matthew Knepley <knepley at mcs.anl.gov> wrote:
>> > (d) m=exp(m)		(pointwise exp)
>>   We could add pointwise operations just like the VecPointwise*().
>>      Matt
> Yes, we need MatPointwiseMult aswell.
> Should I make a start on this ?

  I am thinking more about what Barry said. The VecPointwise*() operations
can be given a solid mathematical interpretation in terms of spinor operations.
However, I do not see anything like that for the Mat stuff yet. We need to
understand the mathematicas better.

"Failure has a thousand explanations. Success doesn't need one" -- Sir Alec Guiness

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